JOptionPane.YES_NO_OPTION,
JOptionPane.QUESTION_MESSAGE) == JOptionPane.YES_OPTION;
FrameworkGUI gui = new GUI(WORLD_SIZE_X, WORLD_SIZE_Y);
Environment environment = new WorldModel(WORLD_SIZE_X, WORLD_SIZE_Y);
FrameworkLauncher.launchEnvironment(environment, gui, EXECUTION_DELAY);
Lemming a = new Lemming(steering) ;
FrameworkLauncher.launchAgent(a) ;